Respuesta :

mathstudent55
sin x = opp/hyp
cos x = adj/hyp
tan x = opp/adj

sin A = 40/50 = 4/5
cos A = 30/50 = 3/5
tan A = 40/30 = 4/3

sin C = 30/50 = 3/5
cos C = 40/50 = 4/5
tan C = 30/40 = 3/4